Perhaps you should try some spelling variations:
"proper communication theory" » "proper communication technology", "power communication theory", "prone communication theory", "provider communication theory"
"re decolonization from" » "re decolonisation from", "re decolonization africa", "re decolonization across", "_ decolonization from", "re colonization from", "box decolonization from"
"_ colonization israel" » "_ communication israel", "_ colonization still", "_ colonization history", "_ decolonization israel", "decolonization _ israel"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("re decolonization from") OR ("_ colonization israel"))) OR ("proper communication theory"))~.
• Removing quotes may allow a broader search: (((( re decolonization from ) or ( _ colonization israel ))) or ( proper communication theory ))~.
• Adding a wildcard symbol may retrieve word variants: (((("re decolonization from") or ("_ colonization israel"))) or ("proper communication theory"))*.